Features
- Slew Rate: 10V/µs
- Unity Gain Bandwidth: 8.5MHz
- Low Noise: 3nV/√Hz at 1kHz
- Low VOS: 10µV
- High CMRR: 126dB
- High Gain: 1800V/mV
- Pb-Free Available (RoHS Compliant)
HA-5127 Functional Diagram
Description
The HA-5127 monolithic operational amplifier features an unparalleled combination of precision DC and wideband High-Speed characteristics. Utilizing the Intersil D. I. technology and advanced processing techniques, this unique design unites low noise (3nV/√Hz) precision instrumentation performance with High-Speed (10V/µs) wideband capability. This amplifier's impressive list of features include low VOS (10µV), wide unity gain-bandwidth (8. 5MHz), high open loop gain (1800V/mV), and high CMRR (126dB). Additionally, this flexible device operates over a wide supply range (±5V to ±15V) while consuming only 140mW of power. Using the HA-5127 allows designers to minimize errors while maximizing speed and bandwidth. This device is ideally suited for low level transducer signal amplifier circuits. Other applications which can utilize the HA-5127's qualities include instrumentation amplifiers, pulse amplifiers, audio preamplifiers, and signal conditioning circuits. This device can easily be used as a design enhancement by directly replacing the 725, OP25, OP06, OP07, OP27 and OP37. For the military grade product, refer to the HA-5127/883 data sheet.
Parameters
| Attributes | Value |
|---|---|
| Channels (#) | 1 |
| Temp. Range (°C) | 0 to +70°C |
| Bandwidth (MHz) | 8.5 |
| Gain Min | 1 |
| Offset Voltage (Max) (mV) | 0.01 |
| IBIAS (nA) | 15 |
| IOUT (A) | 0.025 |
| CMRR (dB) | 126 |
| PSRR (db) | 96 |
| Rail-to-Rail Input | No |
| Rail-to-Rail Output | No |
| IS per Amp (mA) | 3.5 |
| Noise VN (nV/√Hz) | 3 |
| Single Supply Voltage Range (V) | 10 - 30 |
| Slew Rate (V/µs) | 10 |
| VOUT (V) | 27 |
| VS (Min) (V) | 10 |
| VS (Max) (V) | 30 |
| AVOL (dB) | 124 |
| Enable | No |
| Qualification Level | Standard |
Package Options
| Pkg. Type | Pkg. Dimensions (mm) | Lead Count (#) | Pitch (mm) |
|---|---|---|---|
| SOICN | 4.9 x 3.9 x 0.00 | 8 | 1.3 |
Applications
- High Speed Signal Conditioners
- Wide Bandwidth Instrumentation Amplifiers
- Low Level Transducer Amplifiers
- Fast, Low Level Voltage Comparators
- Highest Quality Audio Preamplifiers
- Pulse/RF Amplifiers
| Part Number | Status | Samples | Stock | RoHS | Package | Budgetary Price (USD) | Lead Count (#) | Carrier Type | Moisture Sensitivity Level (MSL) | Pb (Lead) Free | Pb Free Category | Temp. Range (°C) | Country of Assembly | Country of Wafer Fabrication |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| HA9P5127-5Z | Active | Available | In Stock | RoHS:EN | SOIC | 1ku | $5.44 | 8# | Tube | 1 | Yes | Pb-Free 100% Matte Tin Plate w/Anneal-e3 | 0 to +70°C | CHINA, MALAYSIA, PHILIPPINES | USA |
| HA9P5127-5ZX96 | Active | N/A | In Stock | RoHS:EN | SOIC | 1ku | $5.44 | 8# | Reel | 1 | Yes | Pb-Free 100% Matte Tin Plate w/Anneal-e3 | 0 to +70°C | CHINA, MALAYSIA, PHILIPPINES | USA |
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- Application NotePDF 263 KB r13an0003eu0100-biasing-op-amps Dec 06, 2019AI-generated Summary: Proper biasing of operational amplifiers is essential to avoid malfunction in AC-coupled circuits. A missing DC bias path causes long stabilization times and potential failures. Adding input resistors to ground provides a DC path for bias currents, minimizing offset errors. For single-supply AC-coupled amplifiers, biasing uses a reference voltage, ideally from a high-PSRR voltage reference or buffered voltage divider, to maintain signal symmetry and reduce noise. Understanding frequency responses of input and feedback components is crucial for setting bandwidth and gain characteristics.
- Price Increase NoticePDF 257 KB PIN19006 Mar 01, 2019
- Application NotePDF 564 KB an1993 May 22, 2018AI-generated Summary: Voltage feedback (VFB) amplifiers use a differential input pair, a high-impedance stage, and an output buffer to convert input voltage differences into output voltage. The VFB amplifier's gain decreases at a dominant pole frequency due to compensation capacitors. Current feedback (CFB) amplifiers include a class AB input amplifier, current mirror, high-impedance stage, and output buffer. CFB amplifiers provide faster switching and higher slew rates by drawing charge/discharge currents directly from supply rails, unlike VFB amplifiers which are limited by biasing current sources.
- Product Change NoticePDF 152 KB PCN12085 Nov 07, 2012
- Product Change NoticePDF 114 KB PCN11122 Nov 29, 2011
- Product Change NoticePDF 79 KB PCN11084 Aug 24, 2011
- Application NotePDF 357 KB an1694 Jan 19, 2004AI-generated Summary: The document outlines the four fundamental internal blocks of an operational amplifier and presents a simple 2:1 stage circuit diagram. It includes important legal notices from Renesas Electronics regarding the use, liability, and intellectual property rights of their semiconductor products. The document clarifies product quality grades, intended applications, and restrictions on use in life-critical or hazardous systems. It emphasizes compliance with applicable laws and safety responsibilities when using Renesas products. Contact information for Renesas sales offices worldwide is also provided.
- Application NotePDF 843 KB an535 Jun 05, 2002AI-generated Summary: A Data Acquisition System (DAS) requires careful design of signal conditioning, transducer selection, and signal transmission to ensure high accuracy. Signal conditioning includes multiplexing, amplification, filtering, and calibration, ideally performed near the transducer. Transducers convert physical variables to electrical signals, often voltage, with low source resistance preferred. Signal paths can be single-ended or differential; differential paths better reject common mode noise, especially for low-level signals. Shielded twisted pairs and balanced lines reduce interference. Filters, typically Butterworth low-pass, prevent aliasing and maintain signal integrity.
- Application NotePDF 564 KB an553 Aug 12, 1998AI-generated Summary: The document details the noise characteristics and offset voltage nulling of ultra low noise amplifiers HA-5127, HA-5137, and HA-5147. It explains methods to boost output current and reduce DC bias errors using specific circuit configurations. Noise prediction formulas consider amplifier noise voltage, current noise, and thermal noise from feedback resistors. Low resistor values and bandwidth limiting improve noise performance. Graphs illustrate noise behavior across frequency ranges, emphasizing the importance of resistor choice and filtering for optimal low noise design.
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- Application NotePDF 263 KB r13an0003eu0100-biasing-op-amps Dec 06, 2019AI-generated Summary: Proper biasing of operational amplifiers is essential to avoid malfunction in AC-coupled circuits. A missing DC bias path causes long stabilization times and potential failures. Adding input resistors to ground provides a DC path for bias currents, minimizing offset errors. For single-supply AC-coupled amplifiers, biasing uses a reference voltage, ideally from a high-PSRR voltage reference or buffered voltage divider, to maintain signal symmetry and reduce noise. Understanding frequency responses of input and feedback components is crucial for setting bandwidth and gain characteristics.
- Application NotePDF 564 KB an1993 May 22, 2018AI-generated Summary: Voltage feedback (VFB) amplifiers use a differential input pair, a high-impedance stage, and an output buffer to convert input voltage differences into output voltage. The VFB amplifier's gain decreases at a dominant pole frequency due to compensation capacitors. Current feedback (CFB) amplifiers include a class AB input amplifier, current mirror, high-impedance stage, and output buffer. CFB amplifiers provide faster switching and higher slew rates by drawing charge/discharge currents directly from supply rails, unlike VFB amplifiers which are limited by biasing current sources.
- Application NotePDF 357 KB an1694 Jan 19, 2004AI-generated Summary: The document outlines the four fundamental internal blocks of an operational amplifier and presents a simple 2:1 stage circuit diagram. It includes important legal notices from Renesas Electronics regarding the use, liability, and intellectual property rights of their semiconductor products. The document clarifies product quality grades, intended applications, and restrictions on use in life-critical or hazardous systems. It emphasizes compliance with applicable laws and safety responsibilities when using Renesas products. Contact information for Renesas sales offices worldwide is also provided.
- Application NotePDF 843 KB an535 Jun 05, 2002AI-generated Summary: A Data Acquisition System (DAS) requires careful design of signal conditioning, transducer selection, and signal transmission to ensure high accuracy. Signal conditioning includes multiplexing, amplification, filtering, and calibration, ideally performed near the transducer. Transducers convert physical variables to electrical signals, often voltage, with low source resistance preferred. Signal paths can be single-ended or differential; differential paths better reject common mode noise, especially for low-level signals. Shielded twisted pairs and balanced lines reduce interference. Filters, typically Butterworth low-pass, prevent aliasing and maintain signal integrity.
- Application NotePDF 564 KB an553 Aug 12, 1998AI-generated Summary: The document details the noise characteristics and offset voltage nulling of ultra low noise amplifiers HA-5127, HA-5137, and HA-5147. It explains methods to boost output current and reduce DC bias errors using specific circuit configurations. Noise prediction formulas consider amplifier noise voltage, current noise, and thermal noise from feedback resistors. Low resistor values and bandwidth limiting improve noise performance. Graphs illustrate noise behavior across frequency ranges, emphasizing the importance of resistor choice and filtering for optimal low noise design.
Application Notes & White Papers (5)
- Price Increase NoticePDF 257 KB PIN19006 Mar 01, 2019
- Product Change NoticePDF 152 KB PCN12085 Nov 07, 2012
- Product Change NoticePDF 114 KB PCN11122 Nov 29, 2011
- Product Change NoticePDF 79 KB PCN11084 Aug 24, 2011
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